<template>
  <div>
    <el-dialog
      :title="title"
      :visible.sync="dialogVisible"
      width="600px"
      @closed="resetForm('form')"
      :close-on-click-modal="false"
    >
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="名称" prop="name">
          <el-input v-model="form.name"></el-input>
        </el-form-item>
        <el-form-item label="分类类型" prop="type">
          <el-select
            style="width: 100%"
            v-model="form.type"
            placeholder="请选择分类类型"
          >
            <el-option
              v-for="(v, i) in courseArr"
              :key="i"
              :label="v.msg"
              :value="v.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="排序" prop="sort">
          <el-input-number
            v-model="form.sort"
            :min="1"
            :max="1000"
            size="medium"
            label="排序"
          ></el-input-number>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="custom" v-preventReClick @click="submitForm('form')"
          >提 交</el-button
        >
        <el-button @click="dialogVisible = false">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>
<script>
import { tbLabelAdd, tbLabelUpdate } from "@/api/admin/system/label";
export default {
  data() {
    return {
      title: "新增",
      dialogVisible: false,
      addOrEdit: true,
      courseType: "",
      form: {
        type: "",
        name: "",
        sort: 10,
        labelType: 1,
      },
      rules: {
        name: [{ required: true, message: "请输入名称", trigger: "blur" }],
        type: [{ required: true, message: "请选择分类类型", trigger: "blur" }],
      },
    };
  },
  props: ["courseArr"],
  watch: {
    $route() {
      this.form.labelType = this.$route.meta.labelType;
    },
  },
  mounted() {
    this.courseType = this.courseArr[0].value;
    this.$bus.$on("changeType", this.changeType);
    this.$bus.$on("showDialogLabelAdd", this.init);
  },
  beforeDestroy() {
    this.$bus.$off(["showDialogLabelAdd","changeType"]);
  },
  methods: {
    changeType(v) {
      this.courseType = v;
    },
    init(row) {
      if (row) {
        this.form = { ...this.form, ...row };
        this.$set(this.form, "id", row.id);
      } else {
        this.form = this.$options.data().form;
        this.form.type = this.courseType;
        this.$delete(this.form, "id");
      }
      this.title = row ? "编辑" : "新增";
      this.dialogVisible = true;
    },
    submitForm(form) {
      this.form.labelType = this.$route.meta.labelType;
      this.$refs[form].validate((valid) => {
        if (valid) {
          this.title == "新增" ? this.add() : this.edit();
        }
      });
    },
    //新增
    add() {
      tbLabelAdd(this.form).then((res) => {
        this.done();
      });
    },
    //编辑
    edit() {
      tbLabelUpdate(this.form).then((res) => {
        this.done();
      });
    },
    done() {
      this.dialogVisible = false;
      this.$bus.$emit("refreshLabelList");
      this.$message({
        message: "操作成功",
        type: "success",
      });
    },
    //重置表单
    resetForm(form) {
      this.$refs[form].resetFields();
    },
  },
};
</script>